Question: Which  language used of Australia that is point in time is 2016?
Paraphrase: In 2016 what was the language of Australia?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q408 p:P2936 ?s . ?s ps:P2936 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'2016')) }